18982440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 62693280

約数和(自身を除く): 43710840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 67, 72, 90, 120, 134, 180, 201, 268, 335, 360, 402, 536, 603, 670, 787, 804, 1005, 1206, 1340, 1574, 1608, 2010, 2361, 2412, 2680, 3015, 3148, 3935, 4020, 4722, 4824, 6030, 6296, 7083, 7870, 8040, 9444, 11805, 12060, 14166, 15740, 18888, 23610, 24120, 28332, 31480, 35415, 47220, 52729, 56664, 70830, 94440, 105458, 141660, 158187, 210916, 263645, 283320, 316374, 421832, 474561, 527290, 632748, 790935, 949122, 1054580, 1265496, 1581870, 1898244, 2109160, 2372805, 3163740, 3796488, 4745610, 6327480, 9491220, 18982440]

約数ペア:

[(1, 18982440), (2, 9491220), (3, 6327480), (4, 4745610), (5, 3796488), (6, 3163740), (8, 2372805), (9, 2109160), (10, 1898244), (12, 1581870), (15, 1265496), (18, 1054580), (20, 949122), (24, 790935), (30, 632748), (36, 527290), (40, 474561), (45, 421832), (60, 316374), (67, 283320), (72, 263645), (90, 210916), (120, 158187), (134, 141660), (180, 105458), (201, 94440), (268, 70830), (335, 56664), (360, 52729), (402, 47220), (536, 35415), (603, 31480), (670, 28332), (787, 24120), (804, 23610), (1005, 18888), (1206, 15740), (1340, 14166), (1574, 12060), (1608, 11805), (2010, 9444), (2361, 8040), (2412, 7870), (2680, 7083), (3015, 6296), (3148, 6030), (3935, 4824), (4020, 4722)]